20204404040022 has 16 divisors (see below), whose sum is σ = 40409049355200. Its totient is φ = 6734761134152.

The previous prime is 20204404039997. The next prime is 20204404040039. The reversal of 20204404040022 is 22004040440202.

It is a super-2 number, since 2×20204404040022² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 20204404039974 and 20204404040001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8955288 + ... + 10982075.

It is an arithmetic number, because the mean of its divisors is an integer number (2525565584700).

Almost surely, 2^{20204404040022} is an apocalyptic number.

20204404040022 is an abundant number, since it is smaller than the sum of its proper divisors (20204645315178).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20204404040022 is a wasteful number, since it uses less digits than its factorization.

20204404040022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20106267.

The product of its (nonzero) digits is 4096, while the sum is 24.

Adding to 20204404040022 its reverse (22004040440202), we get a palindrome (42208444480224).

The spelling of 20204404040022 in words is "twenty trillion, two hundred four billion, four hundred four million, forty thousand, twenty-two".